1 files changed, 69 insertions, 0 deletions
diff --git a/src/com/android/gallery3d/filtershow/filters/ImageFilterParametricBorder.java b/src/com/android/gallery3d/filtershow/filters/ImageFilterParametricBorder.java
new file mode 100644
index 000000000..25e5d1476
--- /dev/null
+++ b/src/com/android/gallery3d/filtershow/filters/ImageFilterParametricBorder.java
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.gallery3d.filtershow.filters;
+
+import android.graphics.Bitmap;
+import android.graphics.Canvas;
+import android.graphics.Paint;
+import android.graphics.Path;
+import android.graphics.RectF;
+
+public class ImageFilterParametricBorder extends ImageFilter {
+    private FilterColorBorderRepresentation mParameters = null;
+
+    public ImageFilterParametricBorder() {
+        mName = "Border";
+    }
+
+    public void useRepresentation(FilterRepresentation representation) {
+        FilterColorBorderRepresentation parameters = (FilterColorBorderRepresentation) representation;
+        mParameters = parameters;
+    }
+
+    public FilterColorBorderRepresentation getParameters() {
+        return mParameters;
+    }
+
+    private void applyHelper(Canvas canvas, int w, int h) {
+        if (getParameters() == null) {
+            return;
+        }
+        Path border = new Path();
+        border.moveTo(0, 0);
+        float bs = getParameters().getBorderSize() / 100.0f * w;
+        float r = getParameters().getBorderRadius() / 100.0f * w;
+        border.lineTo(0, h);
+        border.lineTo(w, h);
+        border.lineTo(w, 0);
+        border.lineTo(0, 0);
+        border.addRoundRect(new RectF(bs, bs, w - bs, h - bs),
+                r, r, Path.Direction.CW);
+
+        Paint paint = new Paint();
+        paint.setAntiAlias(true);
+        paint.setColor(getParameters().getColor());
+        canvas.drawPath(border, paint);
+    }
+
+    @Override
+    public Bitmap apply(Bitmap bitmap, float scaleFactor, int quality) {
+       Canvas canvas = new Canvas(bitmap);
+       applyHelper(canvas, bitmap.getWidth(), bitmap.getHeight());
+       return bitmap;
+    }
+
+}